Setup Guide

LED behavior
The following S4048–ON switch LED behavior is seen during open networking installation environment (ONIE) operations:
Figure 5. S4048–ON LEDs
1 Master LED
2 System LED
3 Power LED
4 Fan LED
5 Locator LED
6 SFP+ link/activity LEDs
7 Stack LED
8 USB port LED
9 QSFP+ link/activity LEDs
Table 1. S4048–ON LED behavior
LED Description
System Status/Health LED
• Solid green—Normal operation
• Flashing green—Booting
• Solid amber—Critical system error
• Flashing amber—Non-critical system error, fan failure, or power
supply failure
Power LED
• O—No power
• Solid Green—Normal
• Solid amber—POST is in process
• Flashing amber—Power supply failed
MASTER LED
• O—Switch is in Stacking Slave mode
• Solid green—System is in Stacking Master or Standalone mode
The S4048–ON switch 9